CN104741261B - Assembly method for high-pressure airless spraying machine - Google Patents

Assembly method for high-pressure airless spraying machine Download PDF

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Publication number
CN104741261B
CN104741261B CN201510191415.6A CN201510191415A CN104741261B CN 104741261 B CN104741261 B CN 104741261B CN 201510191415 A CN201510191415 A CN 201510191415A CN 104741261 B CN104741261 B CN 104741261B
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CN
China
Prior art keywords
plunger pump
charging basket
electrical plunger
front panel
seat
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201510191415.6A
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Chinese (zh)
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CN104741261A (en
Inventor
黄小良
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Taizhou Vocational and Technical College
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Taizhou Vocational and Technical College
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Priority to CN201510191415.6A priority Critical patent/CN104741261B/en
Publication of CN104741261A publication Critical patent/CN104741261A/en
Application granted granted Critical
Publication of CN104741261B publication Critical patent/CN104741261B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/04Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
    • B05B9/08Apparatus to be carried on or by a person, e.g. of knapsack type
    • B05B9/0888Carrying means for knapsack sprayers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05BSPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/03Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material
    • B05B9/04Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour characterised by means for supplying liquid or other fluent material with pressurised or compressible container; with pump
    • B05B9/08Apparatus to be carried on or by a person, e.g. of knapsack type
    • B05B9/085Apparatus to be carried on or by a person, e.g. of knapsack type with a liquid pump
    • B05B9/0855Apparatus to be carried on or by a person, e.g. of knapsack type with a liquid pump the pump being motor-driven
    • B05B9/0861Apparatus to be carried on or by a person, e.g. of knapsack type with a liquid pump the pump being motor-driven the motor being electric

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Abstract

The invention provides a high-pressure airless spraying machine and an assembly method for the same, belongs to the technical field of operations and solves the problem that prior spraying machine pipelines and mechanical components are easy to damage. The spraying machine comprises a carrying case, an electric plunger pump and a feed barrel. A plurality of air vents are formed in side plates and a rear cover plate. The electric plunger pump is disposed in the carrying case, and a feed barrel seat is fixed in the carrying case and is disposed above the electric plunger pump. A feed barrel holding groove is formed in the feed barrel seat, when the feed barrel is put in the feed barrel holding groove, and the cavity of the feed barrel is communicated with a feeding joint of the electric plunger pump automatically. By means of the spraying machine and the assembly method, the carrying case structure is used, the traditional spraying machine appearance mode is cast off completely, the electric plunger pump and pipelines are disposed in the carrying case, and accordingly, the problems of pollution of core parts by coatings, collision of core parts by external objects and the like are solved thoroughly.

Description

The assembly method of high pressure airless spray equipment
Technical field
The invention belongs to technical field of operation, it is related to a kind of injection apparatus, particularly a kind of dress of high pressure airless spray equipment Method of completing the square.
Background technology
High pressure airless spray equipment is, using booster pump, coating is increased to high pressure, is sprayed by very thin spray orifice, makes coating shape Become fan-shaped vaporific;Booster pump is plunger displacement pump or membrane pump.
Traditional flush coater contour structures are simple, and paint and coating are easy to pollution pipeline and mechanical component, pipeline simultaneously Easily it is subject to foreign object strike with mechanical component, that is, the problems such as there is part and be easily damaged.
Content of the invention
The present invention proposes a kind of assembly method of high pressure airless spray equipment, and how the technical problem to be solved in the present invention is Realize the dismounting of tote wrap type structure.
The technical problem to be solved of the present invention can be realized by following technical proposal:
This high pressure airless spray equipment includes tote bag, electrical plunger pump and charging basket;Tote bag has a base plate, two sides On plate, a front panel and a back shroud, two side plates and a back shroud, there are multiple passages;Described electrical plunger pump In tote bag, electrical plunger pump is horizontally disposed with and is fixed on the base plate of tote bag, and the liquid joint that goes out of electrical plunger pump is worn Cross front panel;It is fixed with charging basket seat, charging basket seat is located at the top of electrical plunger pump in described tote bag;On charging basket seat, there is charging basket Placing trough, after charging basket is placed in charging basket placing trough, charging basket inner chamber is connected with the inlet connector of electrical plunger pump automatically.
Using the skin mode dragging case and bag structure to be completely free of conventional spray paint machine, electrical plunger pump and pipeline are located at external form Drag in case and bag, thoroughly avoid the problems such as coating pollution core component and foreign object collision core component.In side plate and back shroud On open pore, enable to drag case and bag air and extraneous convection current, reduce and drag temperature in case and bag, and then ensure that electrical plunger pump is being suitable for At a temperature of run.In the design charging basket is incorporated whole machine, make that complete machine structure is simpler, profile is more attractive, using more convenient.
In above-mentioned high pressure airless spray equipment, described drag case and bag also to have two scroll wheels and one group of telescopic lever, this It is convenient to provide to spraying operation, easily can move flush coater to fulfil assignment in multiple places.
In above-mentioned high pressure airless spray equipment, the bottom of described charging basket has intubation, and the lateral surface of intubation is arranged with Sealing ring, has the first check valve, has and can back down the first check valve in the middle part of the inlet connector of described electrical plunger pump in intubation First push rod of valve element.After charging basket is placed in charging basket placing trough, intubation is inserted in the inlet connector of electrical plunger pump, sealing Circle ensures the sealing between intubation and inlet connector, it is to avoid during electric plunger pump operation, air is between intubation and inlet connector Enter, and then affect drawing liquid amount.Move downward under charging basket and coating action of gravity, the first push rod and the first inner elements of check valve phase Against and back down, be achieved in charging basket inner chamber and be automatically connected with the inlet connector of electrical plunger pump.
The assembly method of this high pressure airless spray equipment, front panel, back shroud are fixedly connected with base plate by the first step with wire; The liquid joint that goes out of electrical plunger pump is passed through front panel by second step, and electrical plunger pump is fixedly connected with base plate, wire with electric Dynamic plunger displacement pump electrical connection;The side plate of side is fixedly connected by the 3rd step with base plate, front panel and back shroud;4th step is by charging basket seat It is placed on the top of electrical plunger pump, and charging basket seat is fixedly connected with the side plate of front panel and above-mentioned side;5th step will be stretched The shell of contracting pull bar is fixedly connected with the side plate of charging basket seat and above-mentioned side;6th step by the side plate of opposite side and base plate, above Plate, back shroud are fixedly connected with charging basket seat.
Compared with prior art, this high pressure airless spray equipment has that external form is novel, carries that convenient, spraying property is superior, work( Consume low advantage.
This high pressure airless spray equipment adopts plunger displacement pump, and plunger displacement pump makes book high pressure airless spray equipment pump coating rapidly, applies Material supercharging is rapid, and short time interior energy makes coating supercharging reach spraying atomizing pressure to carry out good spraying operation, spraying operation During spray pressure stable so that atomization uniformly reaches optimal atomizing effect.Promoted using swash plate and thrust bearing combination Piston moves reciprocatingly, piston axially axially in parallel with driving source so that compact conformation.Decelerator adopts planetary reduction gear, can To obtain the decelerator of compact, planetary gear material, using strengthening pom injection mo(u)lding, produces extremely low making an uproar in transmission process Sound, spare and accessory parts also more lightweight.
Brief description
Fig. 1 is the configuration schematic diagram of this high pressure airless spray equipment.
Fig. 2 is the cross section structure diagram of this high pressure airless spray equipment.
Fig. 3 is the forward sight structural representation of this high pressure airless spray equipment.
Fig. 4 to Fig. 9 is the perspective view of this high pressure airless spray equipment installation step successively.
Figure 10 is the configuration schematic diagram of plunger displacement pump.
Figure 11 is the perspective view of plunger displacement pump.
Figure 12 is the cross section structure diagram of plunger displacement pump.
Figure 13 is the overlooking the structure diagram of plunger displacement pump.
Figure 14 is the cross section structure diagram of a-a in Figure 12.
Figure 15 is the partial structurtes axonometric chart of plunger displacement pump.
Figure 16 is the explosive view at pressure regulating mechanism in plunger displacement pump.
In figure, 1, tote bag;1a, base plate;1b, side plate;1c, front panel;1d, back shroud;1e, scroll wheel;1f, flexible draw Bar;2nd, electrical plunger pump;2a, the pump housing;2b, decelerator;2c, motor;2d, feeding-passage;2e, tapping channel;2f, charging connect Head;2g, discharging joint;2h, piston;2i, linear bearing;2j, swash plate;2k, the first spring;2m, balance columns;2n, second spring; 2p, thrust bearing;2q, pressure switch;2q1, pressure valve;2q2, microswitch;2q3, extension spring;2r, knob shell;2s, rotation axis; 2t, the second push rod;2x, relief valve;2y, connecting rod;3rd, charging basket;3a, intubation;3b, sealing ring;3c, staving;3d, bung;4th, charging basket Seat;4a, charging basket placing trough;5th, the first check valve;6th, wire.
Specific embodiment
The following is the specific embodiment of the present invention and combine accompanying drawing, technical scheme is further described, But the present invention is not limited to these embodiments.
As shown in Fig. 1 to Figure 16, this high pressure airless spray equipment includes tote bag 1, electrical plunger pump 2 and charging basket 3.
Part based on tote bag 1, tote bag 1 has cavity.Tote bag 1 have a base plate 1a, two side plate 1b, one Front panel 1c, back shroud 1d, two scroll wheel 1e and one group of telescopic lever 1f.Two scroll wheel 1e install correspondingly On two side plate 1b.On a two side plate 1b and back shroud 1d, there are multiple passages.Two side plate 1b are respectively provided with first Handle, thus this high pressure airless spray equipment can draw, and can lift, thus carrying extremely convenient.
Electrical plunger pump 2 is located in tote bag 1, and in electrical plunger pump 2, piston 2h and motor 2c main shaft are all horizontally disposed with;Electricity Dynamic plunger displacement pump 2 is fixed on the base plate 1a of tote bag 1, and the liquid joint that goes out of electrical plunger pump 2 passes through front panel 1c.
It is fixed with charging basket seat 4, charging basket seat 4 is located at the top of electrical plunger pump 2 in tote bag 1;On charging basket seat 4, there is charging basket Placing trough 4a;There is the structure for determining charging basket 3 direction, as shown in fig. 1 charging basket seat 4 and material between charging basket 3 and charging basket seat 4 The shape of bucket 3;And then after ensureing that charging basket 3 is put in the charging basket placing trough 4a of charging basket seat 4 every time, charging basket 3 position is identical with state. Charging basket 3 includes staving 3c and bung 3d, and staving 3c has the second in command, and then conveniently picks and places charging basket 3.Said structure is greatly Convenient construction personnel fill coating.
After charging basket 3 is placed in charging basket placing trough 4a, charging basket 3 inner chamber automatically and electrical plunger pump 2 inlet connector 2f It is connected.Specifically, the bottom of charging basket 3 has intubation 3a, the lateral surface of intubation 3a is arranged with sealing ring 3b, in intubation 3a There is the first check valve 5, there is in the middle part of the inlet connector 2f of electrical plunger pump 2 the first top that can back down the first check valve 5 valve element Bar.After charging basket 3 is placed in charging basket placing trough 4a, intubation 3a is inserted in the inlet connector 2f of electrical plunger pump 2, sealing ring 3b Ensure the sealing between intubation 3a and inlet connector 2f, it is to avoid when electrical plunger pump 2 runs, air is connect with charging from intubation 3a Enter between head 2f, and then affect drawing liquid amount.Move downward under charging basket 3 and coating action of gravity, the first push rod and first is singly Lean to valve 5 valve element and back down the first check valve 5 valve element, be achieved in charging basket 3 inner chamber automatically and electrical plunger pump 2 charging Joint 2f is connected.
As shown in Fig. 4 to Fig. 9, step is carried out the assembly method of this high pressure airless spray equipment in the following order: such as Fig. 4 Shown, front panel 1c, back shroud 1d are fixedly connected with base plate 1a by the first step with wire 6;As shown in figure 5, second step will be electronic The liquid joint that goes out of plunger displacement pump 2 passes through front panel 1c, and electrical plunger pump 2 is fixedly connected with base plate 1a, wire 6 and electric plunger Pump 2 electrically connects;As shown in fig. 6, the side plate 1b of side is fixedly connected by the 3rd step with base plate 1a, front panel 1c and back shroud 1d; As shown in fig. 7, charging basket seat 4 is placed on the top of electrical plunger pump 2 by the 4th step, and by charging basket seat 4 and front panel 1c and above-mentioned The side plate 1b of side is fixedly connected;As shown in figure 8, the 5th step is by the shell of telescopic lever 1f and charging basket seat 4 and above-mentioned side Side plate 1b is fixedly connected;As shown in figure 9, the 6th step is by the side plate 1b of opposite side and base plate 1a, front panel 1c, back shroud 1d and material Bucket seat 4 is fixedly connected.This assembly method realizes the structure being arranged on electrical plunger pump 2 in tote bag 1;This assembly method simultaneously Also have the advantages that assembly process is reasonable in design, efficiency of assembling is high.Inversely disassembling tote bag 1 according to this assembly method can be by plunger Pumping goes out, and then maintains easily electrical plunger pump 2.
As shown in Figure 10 to Figure 16, electrical plunger pump 2 includes pump housing 2a, decelerator 2b and motor 2c.Have in pump housing 2a Feeding-passage 2d and tapping channel 2e that plunger cavity is connected with plunger cavity, feeding-passage 2d is connected with entering of one-way flow Material joint 2f, tapping channel 2e is connected with the discharging joint 2g of one-way flow.Plunger intracavity is provided with piston 2h, piston 2h and pump It is provided with oil sealing and linear bearing 2i it is ensured that sealing and kinetic stability between body 2a.During this plunger pump operation, piston 2h axle To reciprocal, plunger cavity volume back and forth changes, and when volume increases, plunger cavity produces negative pressure, and discharging joint 2g is automatically in closing State, inlet connector 2f is automatically in opening, and the medium such as coating or paint enters plunger intracavity.The post when volume-diminished Plug chamber produces malleation, and discharging joint 2g is automatically in opening, and inlet connector 2f is automatically closed, and medium leads to Cross discharging joint 2g to spray.
Decelerator 2b is planetary reduction gear, and planetary gear adopts pom injection mo(u)lding.Decelerator 2b housing and pump housing 2a and motor The housing of 2c is fixedly connected.The sun gear of planetary reduction gear 2b is fixed on motor 2c main shaft, and decelerator 2b output shaft penetrates pump Body 2a and be provided with bearing between the two, this structure had both made more compact structure, improve intensity and the stability of plunger displacement pump again.
Swash plate 2j is fixed with decelerator 2b output shaft, piston 2h is arranged with make that piston 2h and swash plate 2j leans One spring 2k;The face being leant with piston 2h in swash plate 2j is obliquely installed with respect to decelerator 2b output shaft;Also wear in pump housing 2a It is provided with a balance columns 2m, balance columns 2m and piston 2h to arrange with respect to decelerator 2b output shaft centrosymmetry, on balance columns 2m It is arranged with second spring 2n making balance columns 2m lean with swash plate 2j.Against having on the face leaning with piston 2h in swash plate 2j Thrust bearing 2p, balance columns 2m and piston 2h are all leant with thrust bearing 2p.Motor 2c drives swash plate 2j to rotate a circle, piston 2h moves back and forth once.
Pump housing 2a is provided with pressure switch 2q of the discharging cavity pressure for monitoring discharging joint 2g, according to pressure switch 2q The signal of feedback can control motor 2c and runs, and then ensures that the coating pressure ejecting meets construction requirement and ensures plunger displacement pump Safety.Pressure switch 2q includes pressure valve 2q1 and microswitch 2q2, and one end of microswitch 2q2 is hinged with pump housing 2a, It is connected also by extension spring 2q3 between microswitch 2q2 and pump housing 2a.Knob shell 2r is fixed with pump housing 2a, shell 2r is default for knob There are a rotation axis 2s and a second push rod 2t leaning with rotation axis 2s cam part, a second push rod 2t and fine motion in position Switch 2q2 is connected.By rotary knob axle 2s, change the length that the second push rod 2t stretches out, and then change microswitch 2q2 and swing Angle, that is, pass through to adjust spacing between the trigger member of microswitch 2q2 and the valve rod of pressure valve 2q1, realize adjusting pressure switch The control pressure value of 2q.When the discharging cavity pressure of discharging joint 2g rises, valve rod is protruding, treats that touching adjusts microswitch The trigger member of 2q2 just produces signal.According to practical situation, pressure switch 2q can directly be replaced using pressure transducer and control circuit Change.
Pump housing 2a is provided with the relief valve 2x of the discharging cavity pressure for discharging discharging joint 2g.After shutting down, can manipulate The discharging cavity pressure of relief valve 2x removal discharging joint 2g, so just with unload the parts such as spray gun and flexible pipe.In knob shell 2r There is also positioned the valve rod of a second push rod 2t leaning with rotation axis 2s cam part, this root the second push rod 2t and relief valve 2x It is connected by connecting rod 2y.By rotary knob axle 2s, change the length that the second push rod 2t stretches out, and then pull the valve of relief valve 2x Bar, realizes opening relief valve 2x;In practical structures, pressure regulation direction of rotation is different from pressure release direction of rotation, has easy to operate And have the advantages that to avoid maloperation.

Claims (1)

1. a kind of assembly method of high pressure airless spray equipment, high pressure airless spray equipment includes electrical plunger pump (2), tote bag (1) With charging basket (3);Tote bag (1) has a base plate (1a), two side plates (1b), a front panel (1c) and a back shroud (1d), two side plates (1b) and a back shroud (1d) have multiple passages;Described electrical plunger pump (2) is located at tote bag (1) in, electrical plunger pump (2) is horizontally disposed with and is fixed on the base plate (1a) of tote bag (1), electrical plunger pump (2) go out liquid Joint passes through front panel (1c);It is fixed with charging basket seat (4), charging basket seat (4) is located at electrical plunger pump (2) in described tote bag (1) Top;Charging basket placing trough (4a) is had on charging basket seat (4), after charging basket (3) is placed in charging basket placing trough (4a), charging basket (3) inner chamber is connected with the inlet connector (2f) of electrical plunger pump (2) automatically;
It is characterized in that, step is carried out the assembly method of this high pressure airless spray equipment in the following order: the first step will above Plate (1c), back shroud (1d) are fixedly connected with base plate (1a) with wire (6);Second step goes out liquid joint by electrical plunger pump (2) Through front panel (1c), and electrical plunger pump (2) is fixedly connected with base plate (1a), wire (6) is electrically connected with electrical plunger pump (2) Connect;The side plate (1b) of side is fixedly connected by the 3rd step with base plate (1a), front panel (1c) and back shroud (1d);4th step will be expected Bucket seat (4) is placed on the top of electrical plunger pump (2), and the side plate by charging basket seat (4) and front panel (1c) and above-mentioned side (1b) it is fixedly connected;5th step connects fixing with the side plate (1b) of charging basket seat (4) and above-mentioned side for the shell of telescopic lever (1f) Connect;6th step connects fixing to the side plate (1b) of opposite side and base plate (1a), front panel (1c), back shroud (1d) and charging basket seat (4) Connect.
CN201510191415.6A 2015-04-21 2015-04-21 Assembly method for high-pressure airless spraying machine Expired - Fee Related CN104741261B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108057533B (en) * 2017-12-21 2020-01-10 宁波李氏实业有限公司 High-pressure diaphragm spraying machine
AU2020471668A1 (en) * 2020-10-09 2023-05-18 Techtronic Cordless Gp Backpack sprayer

Citations (6)

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Publication number Priority date Publication date Assignee Title
US4355761A (en) * 1980-03-17 1982-10-26 Stewart-Warner Corporation Pressure sensor and regulator for airless material coating system
CN2114513U (en) * 1992-02-22 1992-09-02 任新瑞 High pressure airless sprayer
CN2214233Y (en) * 1995-01-25 1995-12-06 梁青松 High pressure airless spraying machine
CN2703582Y (en) * 2004-04-02 2005-06-08 宋学礼 High-pressure gas-free spray-coating machine
CN201791622U (en) * 2010-09-26 2011-04-13 潘星钢 High-pressure spraying machine
CN204544540U (en) * 2015-04-21 2015-08-12 黄小良 High pressure airless spray equipment

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2520691C (en) * 2005-09-22 2012-05-01 Galvatech 2000 Airless spray pump system and method for spraying a binder solution with suspended particles

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355761A (en) * 1980-03-17 1982-10-26 Stewart-Warner Corporation Pressure sensor and regulator for airless material coating system
CN2114513U (en) * 1992-02-22 1992-09-02 任新瑞 High pressure airless sprayer
CN2214233Y (en) * 1995-01-25 1995-12-06 梁青松 High pressure airless spraying machine
CN2703582Y (en) * 2004-04-02 2005-06-08 宋学礼 High-pressure gas-free spray-coating machine
CN201791622U (en) * 2010-09-26 2011-04-13 潘星钢 High-pressure spraying machine
CN204544540U (en) * 2015-04-21 2015-08-12 黄小良 High pressure airless spray equipment

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